此数据为黑河流域土地利用变化情景模拟数据，时间段为1986-2030年，1986年为实际参考数据，1987-2030为模拟数据。情景包括历史趋势情景、生态保护情景、严格生态保护情景、经济发展情景和快速经济发展情景。在不同情景下，利用Dyna-CLUE模型进行模拟。数据格式为Arc ASCII格式。
", "ds_source": "情景包括，历史趋势情景、生态保护情景、严格生态保护情景、经济发展情景和快速经济发展情景。
", "ds_process_way": "在不同情景下，利用Dyna-CLUE模型进行模拟。数据格式为Arc ASCII格式。
", "ds_quality": "数据质量良好。
", "ds_acq_start_time": "1986-01-01 00:00:00", "ds_acq_end_time": "2030-01-01 00:00:00", "ds_acq_place": "黑河流域", "ds_acq_lon_east": 101.83, "ds_acq_lat_south": 37.719722222222224, "ds_acq_lon_west": 98.51, "ds_acq_lat_north": 39.85, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 17868243, "ds_files_count": 2, "ds_format": "ASCII", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "a72c6dcf-a312-4a7a-8832-c4a619d0c216.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "为保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。", "ds_from_station": null, "organization_id": "52b7b79b-860c-49a5-9083-9a70cf8bed5a", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.4510" ], "quality_level": 3, "publish_time": "2020-12-23 09:56:47", "last_updated": "2025-04-24 16:33:08", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1648", "i18n": { "en": { "title": "Land Use Change Scenario Simulation Data for the Upper Reaches of the Heihe River (1986-2030)", "ds_format": "ASCII", "ds_source": "The scenarios consist of : Historical Trend Scenario、Ecological Conservation Scenario、Strict Ecological Conservation Scenario、Economic Development Scenario and Rapid Economic Development Scenario.
", "ds_quality": "The dataset demonstrates high-quality assurance.
", "ds_ref_way": "", "ds_abstract": "This data is a simulation of land use change scenarios in the Black River Basin for the time period 1986-2030, with 1986 as the actual reference data and 1987-2030 as the simulation data. The scenarios include historical trend scenario, ecological protection scenario, strict ecological protection scenario, economic development scenario and rapid economic development scenario. Simulations were performed under different scenarios using the Dyna-CLUE model. The data format is Arc ASCII format.
", "ds_time_res": "", "ds_acq_place": "Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "All simulations under these scenarios were performed using the Dyna-CLUE model. Data outputs are formatted in Arc ASCII.
", "ds_ref_instruction": "To protect the rights and interests of data authors, expand the services of data centers, and evaluate the application potential of data, data users are requested to clearly indicate the data source and data author in the research results generated from the use of data (including publicly published papers, works, data products, and unpublished research reports, data products, etc.). For data reprinted (for secondary or multiple releases), the author must also indicate the source of the original data." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "情景模拟", "土地利用变化", "Dyna-CLUE" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "黑河上游", "黑河上中下游" ], "ds_time_tags": [ 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027, 2028, 2029, 2030 ], "ds_contributors": [ { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "黑河计划数据管理中心", "email": "westdc@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" }, { "true_name": "南卓铜 ", "email": "nztong@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "基础地理" }